Texas Wastewater Class B Practice Exam

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Prepare for the Texas Wastewater Class B Exam. Study with flashcards and multiple choice questions, each question accompanied by hints and explanations. Ace your exam!

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What is the primary purpose of a lift station in a wastewater collection system?

To treat wastewater with chemicals
To lift sewage to a higher elevation for flow
To store excess wastewater
To remove grit and debris

The correct answer is: To lift sewage to a higher elevation for flow

The primary purpose of a lift station in a wastewater collection system is to lift sewage to a higher elevation for flow. Lift stations are essential components designed to move wastewater from lower to higher elevations, especially in regions where gravity flow is insufficient due to topography. This function is vital because many sewage systems are designed with gravity flow as a primary mechanism for transporting wastewater. However, when the natural terrain does not allow for this, lift stations ensure that sewage can be efficiently moved through the system, preventing backups and potential overflows. In contrast, the treatment of wastewater with chemicals, storing excess wastewater, and removing grit and debris are functions typically handled by other infrastructure or processes in the wastewater treatment system, rather than by a lift station.